Home / 834,157.08-1,251,410.58-360,909.72

Finding the Fourth Proportional to 834,157.08, 1,251,410.58 and 360,909.72

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Solution

The fourth proportional to 834,157.08, 1,251,410.58 and 360,909.72 is: 541,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,157.08 : 1,251,410.58 = 360,909.72 : x
  2. Step 2: Convert to fraction form
    834,157.08/1,251,410.58 = 360,909.72/x
  3. Step 3: Cross multiply
    834,157.08x = 1,251,410.58 × 360,909.72
  4. Step 4: Simplify right side
    834,157.08x = 451,646,242,032.84
  5. Step 5: Solve for x
    x = 451,646,242,032.84/834,157.08
  6. Step 6: Final answer
    x = 541,440.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.